Top 100 Application Modernization Companies in the United States
The Best of February 2026Looking for a top legacy modernization service in the United States?
Application modernization companies can help create new business value from existing applications. Finding the right company to partner with, however, can be an overwhelming process.
To assist you in your search for a partner, we’ve compiled this list of the top application modernization services in United States. Browse descriptions, feedback, and awards to find which can best suit your company’s needs.
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List of the Best United States Enterprise Application Modernization Services
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511$5,000+2 - 9 employeesFleming Island, FLDEVOCEAN is a software development company. Their team is in Montevideo, Uruguay and Bahia, Brazil. The company specializes in Custom Software Development and Web Development.Read More
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512$5,000+2 - 9 employeesFountain Hills, AZFounded in 2004, Oppositemind Technologies LLC is a small e-commerce development company. Their services include E-Commerce Development and Web Design.Read More
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513$25,000+2 - 9 employeesPortland, ORFRE Studios is a Portland, Oregon-based software development firm. The team focuses on Custom Software Development and Web Development.Read More
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514$25,000+2 - 9 employeesDenver, CONubesSoft is a software development firm. Their small team of employees is headquartered in Denver, Colorado. Their team specializes in Custom Software Development and Enterprise App Modernization.Read More
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515$5,000+2 - 9 employeesNew Providence, NJBlockchainBPI, a custom software development firm, was founded in 2010. They focuses on Custom Software Development and Enterprise App Modernization.Read More
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516$5,000+2 - 9 employeesTempe, AZCustom software development firm Disca is based in Tempe, Arizona. Launched in 2020, the team offers Custom Software Development and Application Management & Support.Read More
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517$10,000+2 - 9 employeesWest Chester, OHPedesis is an AI Agents company. They are located in West Chester, Ohio. Their team provides AI Agents and Generative AI.Read More
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518Undisclosed250 - 999 employeesFargo, NDProfessional Advantage is a midsize ERP consulting and SI company in North Sydney, Australia and Melbourne, Australia. Their services include ERP consulting and SI and cloud consulting & SI.Read More
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519$10,000+10 - 49 employeesPalo Alto, CASeroft.com, a small software development firm, is headquartered in Palo Alto, California and London, England. The team provides Custom Software Development and Mobile App Development.Read More
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520$25,000+50 - 249 employeesSan Francisco, CABRICKLAND is a web development company launched in 1995. The firm provides Web Development and Enterprise App Modernization, and is midsize.Read More
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521$10,000+50 - 249 employeesMilwaukee, WIAvectree, an IT strategy consulting company, was founded in 2016. They specializes in IT strategy consulting and BI & big data consulting & SI.Read More
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522$5,000+10 - 49 employeesMinneapolis, MNLaunched in 2013, Revamp Consulting is a small custom software development firm located in Minneapolis, Minnesota and Cairo, Egypt. Their services include Custom Software Development, E-Commerce Development, Enterprise App Modernization, ERP consulting and SI, and more.Read More
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City of St. Paul - MN, USA IbnSina Pharma - Egypt Vodafone - Egypt Funeral.com - USAIndustries
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523Undisclosed2 - 9 employeesAshburn, VAEnterprise App Modernization company Xceleon is headquartered in Ashburn, Virginia. The team offers Enterprise App Modernization and IT managed services.Read More
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524Undisclosed2 - 9 employeesRaleigh, NCSymbrium, Inc. Is a custom software development firm and Enterprise App Modernization company launched in 2013. Their team specializes in Custom Software Development and Enterprise App Modernization.Read More
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525$1,000+10 - 49 employeesPasadena, CATechnology Spree is a Business Consulting company. The team focuses on Business Consulting and Custom Software Development, and the agency is located in Kolkata, India and Pasadena, California.Read More
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526$25,000+10 - 49 employeesPhiladelphia, PAEstablished in 2020, Solutionary is a small web development firm. Their team offers Web Development and Custom Software Development.Read More
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527$1,000+10 - 49 employeesGilbert, AZFounded in 2008, DarkWyvern LLC is a Market Research company. The firm provides Market Research and Search Engine Optimization.Read More
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528$100,000+10 - 49 employeesNaperville, ILFounded in 2018, Flexday Solutions LLC is a small Naperville, Illinois-based IT strategy consulting company. Their services include IT strategy consulting and cloud consulting & SI.Read More
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529$1,000+10 - 49 employeesGlenview, ILArystech is a cloud consulting & SI company launched in 2022. The firm offers cloud consulting & SI and IT managed services.Read More
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530$5,000+10 - 49 employeesSanta Clara, CAFounded in 2012, Dynamicsoft Inc. Is a small Santa Clara, California-based software development firm. Their services include Custom Software Development and Mobile App Development.Read More
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531$5,000+10 - 49 employeesLibertyville, ILThinkNChange, a Back Office Outsourcing company, is in Libertyville, Illinois and Kingston, Jamaica. They focus on Back Office Outsourcing and Cybersecurity.Read More
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532$5,000+10 - 49 employeesWindermere, FLEstablished in 2017, Persepta is a business intelligence company. Located in Windermere, Florida, the team focuses on BI & big data consulting & SI and cloud consulting & SI.Read More
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533$250,000+10 - 49 employeesPalatka, FLOpseva is a Cybersecurity company. They provide Cybersecurity and IT managed services and were established in 2025.Read More
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534$50,000+50 - 249 employeesAustin, TXRead More
Divelement Web Services, LLC is a web agency based in Laredo, Texas, and founded in 2020. With more than two employees, they offer e-commerce, web, and mobile app development solutions to small businesses in the fields of arts, business services, and consumer products.
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RachioIndustries
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535$5,000+50 - 249 employeesAhmedabad, IndiaMoweb Technologies Private Limited, an user experience agency, is located in London, England; Ahmedabad, India; Secaucus, New Jersey and Ahmedabad, India. The midsize team focuses on UX/UI Design, Custom Software Development, Web Development, Mobile App Development, and more. The firm was founded in 2008.Read More
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Caterpillar (www.cat.com)Industries
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536$25,000+2 - 9 employeesPalo Alto, CAOpSky is an IT managed services company located in Palo Alto, California. Founded in 2025, the team focuses on IT managed services and IT strategy consulting.Read More
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537$10,000+250 - 999 employeesBrooklyn, NYRead More
Five is web and mobile app development agency headquartered in New York with offices in Croatia. The 50+ person product team has been creating stunning, award-winning mobile products since 2008.
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Rosetta StoneIndustries
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538Undisclosed50 - 249 employeesHopkins, MNAubrant Digital, an Application Testing company, was launched in 2013. Their midsize team is in Hopkins, Minnesota; San Rafael de Escazú, Costa Rica and Hyderabad, India. Their services include Application Testing, API Development, Microservices Architecture Services, Custom Software Development, and more.Read More
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539$5,000+2 - 9 employeesAlbuquerque, NMATLASYN Group is a small web development firm. The Albuquerque, New Mexico-based agency was established in 2024. Their team provides Web Development, Custom Software Development, Web Design, UX/UI Design, and more.Read More
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540$50,000+2 - 9 employeesParker, COSoftware development firm Adept Software, LLC was established in 2019. The small team offers Custom Software Development and Enterprise App Modernization.Read More
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Check out an App Modernization Service in United States with the most new reviews in the past 12 months.
Most Reviewed
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